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百能葳Blainvillea acmella (Linn.) Phillipson

百能葳Blainvillea acmella (Linn.) Phillipson

别名:百能藏;伤寒草;百能戟;异芒菊;百能威;鱼鳞菜;异芒草;异冠毛菊;假麦菜草;

科名:菊科 Compositae

属名:百能葳属 Blainvillea

《中国植物志》第75卷348页
  1. 百能葳(中国种子植物科属辞典)图版59:3-6
  Blainvillea acmella (L.) Phillipson in Blumea 6 (2): 350. 1950.——Verbesina acmella L., Fl. Zeyl. 309. f. 1. 1748.——Eclipta latifolio L. f., Suppl. 378. 1781.——Blainvillea latifolia (L. f.) DC., Prodr. 5: 492. 1836; Gagnep. in Lecomte, Fl. Gen. Indo-Chine 3: 592, f. 64, t. 6-7. 1924; Merr. in Lingn. Sci. Journ. 6: 332. 1928; Chang in Sunyats. 3: 293. 1937. p. p., S. Y. Hu in Quart. Journ. Taiw. Mus. 18: 321. 1965; 海南植物志 3: 405. 图 808. 1974. ——Blainvillea rhomboidea sensu Dunn in Journ. Linn. Soc. Bot. 39: 424. 1911, non Cassinii 1823.
  一年生草本。茎直立,高40-60厘米,基部径约3毫米,多分枝,下部分枝对生,上部分枝互生,具细沟纹,稍被开展的柔毛,节间长7-11厘米。下部茎叶对生,有长达1厘米的柄,叶片卵形至卵状披针形,连叶柄长4-7厘米,宽2-3厘米,基部楔形,顶端渐尖,边缘有疏锯齿,两面被硬糙毛,离基三出脉或有时于中脉中上部有1-2对细脉,网脉不明显;上部叶较小,通常互生,卵形或卵状长圆形,长2-3厘米,宽1.3-1.5厘米,基部常圆形。头状花序腋生和顶生,径约1厘米;花序梗细弱,长15-40毫米,被稍开展的糙毛,总苞片近2层,外层叶质,绿色,卵状长圆形,长约6毫米,顶端短尖或有时钝,背面密被基部粗肿的糙毛,内层卵状长圆形至长圆状线形,长约5毫米,顶端尖,被疏毛。托片长圆状披针形,长约5毫米,顶端具芒尖,上端背面被毛。舌状花1层,黄色或黄白色,舌片短,长约3毫米,宽约2毫米,顶端2-4齿裂。管状花钟形,檐部稍扩大5齿裂,裂片卵状渐尖,被疏毛。雌花瘦果3棱形,长约4毫米,两性花瘦果扁压,长约5毫米,全部瘦果干时浅黑色,顶端稍缩小,被密毛。冠毛短,不等长,2-5个刺芒状,基部连合。花期4-6月。
  产云南、广西西部、广东及其沿海岛屿。生疏林中或山顶斜坡草地上。也分布于亚洲热带、非洲、美洲和澳大利亚。
形态特征:一年生草本。茎直立,高40一60厘米,基部径约3毫米,多分枝,下部分枝对生,上部分枝互生,具细沟纹,稍被开展的柔毛,节间长7—11厘米。下部茎叶对生,有长达1厘米的柄,叶片卵形至卵状披针形,连叶柄长4—7厘米,宽2—3厘米,基部楔形,顶端渐尖,边缘有疏锯齿,两面被硬糙毛,离基三出脉或有时于中脉中上部有1一2对细脉,网脉不明显;上部叶较小,通常互生,卵形或卵状长圆形,长2—3厘米,宽1.3—1.5厘米,基部常圆形。头状花序腋生和顶生,径约1厘米;花序梗细弱,长15—40毫米,被稍开展的糙毛;总苞片近2层,外层叶质,绿色,卵状长圆形,长约6毫米,顶端短尖或有时钝,背面密被基部粗肿的糙毛,内层卵状长圆形至长圆状线形,长约5毫米,顶端尖,被疏毛。托片长圆状披针形,长约5毫米,顶端具芒尖,上端背面被毛。舌状花1层,黄色或黄白色,舌片短,长约3毫米,宽约2毫米,顶端2—4齿裂。管状花钟形,檐部稍扩大5齿裂,裂片卵状渐尖,被疏毛。雌花瘦果3棱形,长约4毫米,两性花瘦果扁压,长约5毫米,全部瘦果干时浅黑色,顶端稍缩小,被密毛。冠毛短,不等长,2—5个刺芒状,基部连合。花期4—6月。
产地分布:产云南、广西西部、广东及其沿海岛屿。生疏林中或山顶斜坡草地上。也分布于亚洲热带、非洲、美洲和澳大利亚。
参考文献:Blainvillea acmella(1.)Phillipson in Blumea 6(2):350.1950.——Ver· besina acmella l·,F1.Zeyl.309.F.1.1748.——Eclipta latifolia L.F·,Su ppl.378.1781.——Brlainvillea latifolia(1.F.)DC·,Prodr.5:492.1836: Gagnep· in Lecomte, F1. G6n. Indo·Chine 3:592, f· 64, t. 6—7.1924; Merr,in Lingn.Sci.Journ.6:332.1928;Chang in Sunyats.3:293.1937, p.P.,S.Y.Hu in Quart.Journ.Taiw.Mus.18:321.1965;海南植物志3: 405;图808.1974.——Blainvillea rhomboidea sensu Dunn in Journ.Linn, Soc.Bot.39:424.191l,non Cassinii 1823.

《Flora of China》 Vol. 20-21 (2011)
Blainvillea acmella  (Linnaeus) Philipson Blumea. 6: 350. 1950.
百能葳   bai neng wei
Verbesina acmella Linnaeus, Sp. Pl. 2: 901. 1753; Blainvillea latifolia (Linnaeus f.) Candolle; Eclipta latifolia Linnaeus f.; Spilanthes acmella (Linnaeus) Murray.
Herbs, annual. Stems erect, 40-60 cm tall, branched. Lower leaves opposite, with up to 1 cm petioles, blade ovate to ovate-lanceolate, 3-6 × 2-3 cm, both surfaces scabrid, base cuneate, margin sparsely serrate, apex acuminate; upper leaves smaller, usually alternate, ovate to ovate-oblong, 2-3 × 1.3-1.5 cm, base usually rounded. Capitula axillary or terminal, ca. 1 cm in diam.; peduncles slender, 15-40 mm, with spreading hairs; phyllaries 2-seriate, outer papery, green, ovate-oblong, ca. 6 mm, dorsally densely hairy, apex shortly acute or obtuse, inner ovate to oblong-linear, ca. 5 mm, sparsely pubescent, apex acute; paleae oblong-lanceolate, ca. 5 mm, dorsally pubescent, apex aristiform. Ray florets 1-seriate, yellow or yellowish white, lamina ca. 3 mm, apex 2-4-toothed. Disk florets campanulate, limbs 5-toothed. Achenes densely pubescent, those in female florets 3-angled, ca. 4 mm, those in bisexual florets compressed, ca. 5 mm; pappus short, unequal, 2-5. Fl. Apr-Jun.
Open broad-leaved forests, grassy slopes; below 2600 m. Hainan, Sichuan, Yunnan [India, Indonesia, Malaysia, Myanmar, Nepal, Philippines, Thailand, Vietnam; Africa, Australia, South America].

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